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Discontinued Operations and Held for sale businesses (Tables) | 9 Months Ended
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Sep. 30, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Disclosure of Long Lived Assets Held-for-sale [Table Text Block] | Held-for-Sale Compañia Transmisora del Norte Grande — In June 2018, AES Gener entered into an agreement to sell the transmission lines held by Compañia Transmisora del Norte Grande (“CTNG”) for $220 million, subject to customary purchase price adjustments. The sale is subject to regulatory approval and is expected to close during the fourth quarter of 2018. As of September 30, 2018, CTNG was classified as held-for-sale, but did not meet the criteria to be reported as discontinued operations. CTNG’s carrying value at September 30, 2018 was $99 million. CTNG is reported in the South America SBU reportable segment. Pre-tax income attributable to AES was immaterial for the three and nine months ended September 30, 2018 and September 30, 2017, respectively.
Disposal Groups, Including Discontinued Operations [Table Text Block] | The following table summarizes the major line items constituting income from discontinued operations for the three and nine months ended September 30, 2017 (in millions):
Income from discontinued operations, net of tax: | Three Months Ended September 30, 2017 |  | Nine Months Ended September 30, 2017
Revenue — regulated | $ | 945 |  |  | $ | 2,726 |
Cost of sales | (876 | ) |  | (2,573 | )
Other income and expense items that are not major | (26 | ) |  | (94 | )
Income from discontinued operations | $ | 43 |  |  | $ | 59 |
Less: Net income attributable to noncontrolling interests | (21 | ) |  | (30 | )
Income from discontinued operations attributable to The AES Corporation | $ | 22 |  |  | $ | 29 |
Income tax expense | (17 | ) |  | (24 | )
Income from discontinued operations, net of tax | $ | 5 |  |  | $ | 5 |
The following table summarizes the operating and investing cash flows from discontinued operations for the three and nine months ended September 30, 2017 (in millions):
| Three Months Ended September 30, 2017 |  | Nine Months Ended September 30, 2017
Cash flows provided by operating activities of discontinued operations | $ | 129 |  |  | $ | 254 |
Cash flows used in investing activities of discontinued operations | (61 | ) |  | (181 | )
Excluding any impairment charges or gain/loss on sale, pre-tax income attributable to AES of disposed businesses was as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
(in millions) | 2018 |  | 2017 |  | 2018 |  | 2017
Masinloc | $ | — |  |  | $ | 26 |  |  | $ | 9 |  |  | $ | 78 |
Stuart and Killen (1) | 8 |  |  | 9 |  |  | 38 |  |  | 1 |
DPL peaker assets | — |  |  | 11 |  |  | 7 |  |  | 12 |
Other | — |  |  | 2 |  |  | 5 |  |  | 23 |
Total | $ | 8 |  |  | $ | 48 |  |  | $ | 59 |  |  | $ | 114 |

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- Definition Tabular disclosure of long lived assets held for sale. Disclosure may include the description of the facts and circumstances leading to the expected disposal, manner and timing of disposal, the carrying value of the assets held for sale, the gain (loss) recognized in the income statement and the income statement caption that includes that gain (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 + Details
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- Definition Tabular disclosure of information related to a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3A -URI http://asc.fasb.org/extlink&oid=109226691&loc=SL51724579-110230 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109222650&loc=d3e1474-107760 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5D -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721677-107760 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=109222160&loc=SL51721533-107759 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 3A -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721659-107760 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721665-107760 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5C -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760 Reference 10: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760 Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5A -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721671-107760 Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5B -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760 Reference 13: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 4A -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721663-107760 + Details
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